🏗️(app-desk) export app in out folder

We export the app in the out folder. This is a static export,
so our app can be deployed and hosted
on any web server that can serve HTML/CSS/JS static assets.

src/frontend/apps/e2e/playwright.config.ts

@@ -32,7 +32,7 @@ export default defineConfig({
   },
 
   webServer: {
-    command:  `cd ../.. && yarn app:${process.env.CI ? "start" : "dev"} --port ${PORT}`,
+    command:  `cd ../.. && yarn app:${process.env.CI ? "start -p " : "dev --port "} ${PORT}`,
     url: baseURL,
     timeout: 120 * 1000,
     reuseExistingServer: !process.env.CI,